Home / 63,571.32-87,718.68-38,071.71

Finding the Fourth Proportional to 63,571.32, 87,718.68 and 38,071.71

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Solution

The fourth proportional to 63,571.32, 87,718.68 and 38,071.71 is: 52,533.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,571.32 : 87,718.68 = 38,071.71 : x
  2. Step 2: Convert to fraction form
    63,571.32/87,718.68 = 38,071.71/x
  3. Step 3: Cross multiply
    63,571.32x = 87,718.68 × 38,071.71
  4. Step 4: Simplify right side
    63,571.32x = 3,339,600,146.54
  5. Step 5: Solve for x
    x = 3,339,600,146.54/63,571.32
  6. Step 6: Final answer
    x = 52,533.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.